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Short-barreled rifle (SBR) is a legal designation in the United States, referring to a shoulder-fired, rifled firearm, made from a rifle, with a barrel length of less than 16 in (41 cm) or overall length of less than 26 in (66 cm), or a handgun fitted with a buttstock and a barrel of less than 16 inches length.
Conversion to SBR will create a longer sludge age, minimizing sludge handling requirements downstream of the SBR. [2]: 8–10 The reverse can also be done, in which SBR Systems would be converted into extended aeration (EA) systems. SBR treatment systems that cannot cope up with a sudden constant increase of influent may easily be converted ...
The SIG MCX SBR is a short-barreled rifle configuration of the rifle with a 229 mm (9 in) barrel. ( Under U.S. federal law, rifles with barrels shorter than 16 inches are Title II weapons , which are subject to federal restrictions, as well as being regulated by state laws ).
(4) a weapon made from a rifle if such weapon as modified has an overall length of less than 26 inches or a barrel or barrels of less than 16 inches in length [...] A rifle is a firearm designed to be fired from the shoulder and fire one bullet at a time through a rifled barrel. [14] An SBR need not retain a shoulder stock after modification.
The Close Quarter Battle Receiver (CQBR) [5] is a replacement upper receiver for the M4A1 carbine developed by the US Navy.. The CQBR features a 10.3 in (262 mm) length barrel (similar to the Colt Commando short-barreled M16 variants of the past) which makes the weapon significantly more compact, thus making it easier to use in, and around, vehicles and in tight, confined spaces.
The Springfield Armory SAINT [a] is a series of AR-15 style semi-automatic firearms manufactured by Springfield Armory, Inc. [2] Introduced in November 2016, [4] the series includes rifles, short-barreled rifles (SBRs), and pistols.
In its original short-barreled form the completed weapon is regulated as a "short-barreled rifle" (SBR) under the National Firearms Act in the United States. The addition of a permanently attached barrel extension of the correct length will render the firearm legal for general use, subject to additional stipulations.
ISO 2058:1973 Raw styrene butadiene rubber (SBR) — Determination of volatile matter [Withdrawn: replaced with ISO 248] ISO 2059: Concrete and reinforced concrete — notation [Rejected draft] [3] ISO 2060:1994 Textiles — Yarn from packages — Determination of linear density (mass per unit length) by the skein method